Euzophera pinguis, the tabby knot-horn, is a moth of the family Pyralidae. It was described by Adrian Hardy Haworth in 1811 and is found in Europe.
The wingspan is 23–28 mm. The forewings are light brownish-ochreous, somewhat reddish-tinged, pale sprinkled, with a few blackish scales; lines hardly paler, first rather curved, edged anteriorly by a broad blackish band, posteriorly by a thick blackish suffusion, second angulated in middle, strongly edged with dark fuscous; terminal area more infuscated. Hindwings light fuscous. The larva is pinkish ochreous; dorsal line darker, interrupted; a lateral spot on 3 and 12 ringed with reddish-brown; head and plate of 2 reddish-brown, blackish-marked: in bark of ash; 9–6, perhaps sometimes living two years.Meyrick, E., 1895 A Handbook of British Lepidoptera MacMillan, London pdf Keys and descriptionlepiforum.de includes imagesParsons, M. Clancey, C. 2023 A Guide to the Pyralid and Crambid Moths of Britain and Ireland Atropos Publishing Goater, B., Dyke . G. and Tweedie, R. 1986 British Pyralid Moths: A Guide to Their Identification
The moths are on wing from July to August depending on the location.
The larvae feed on Fraxinus excelsior.
References
External links Microplepidoptera.nl Lepidoptera of Belgium UKMoths